/*
 * Copyright (c) 2025 unknowIfGuestInDream
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *     * Neither the name of unknowIfGuestInDream, any associated website, nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL UNKNOWIFGUESTINDREAM BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.tlcsdm.eclipse.rcp.example.rcp.handler;

import java.util.List;

import org.eclipse.jface.viewers.ITreeContentProvider;

public class ShowViewContentProvider implements ITreeContentProvider {

    @Override
    public Object[] getChildren(Object arg0) {
        if (arg0 instanceof List<?>) {
            return MApplication.getApplications().toArray();
        }
        if (arg0 instanceof MApplication) {
            return ((MApplication) arg0).getViewNodes();
        }
        return new Object[0];
    }

    @Override
    public Object getParent(Object arg0) {
        return null;
    }

    @Override
    public boolean hasChildren(Object arg0) {
        if (arg0 instanceof List<?>) {
            return true;
        }
        if (arg0 instanceof MApplication) {
            return true;
        }
        return false;
    }

    @Override
    public Object[] getElements(Object arg0) {
        if (arg0 instanceof List<?>) {
            return MApplication.getApplications().toArray();
        }

        if (arg0 instanceof MApplication) {
            return ((MApplication) arg0).getViewNodes();
        }
        return new Object[0];
    }

}
